Home / 9,822.96-13,556.02-5,346.88

Finding the Fourth Proportional to 9,822.96, 13,556.02 and 5,346.88

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Solution

The fourth proportional to 9,822.96, 13,556.02 and 5,346.88 is: 7,378.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,822.96 : 13,556.02 = 5,346.88 : x
  2. Step 2: Convert to fraction form
    9,822.96/13,556.02 = 5,346.88/x
  3. Step 3: Cross multiply
    9,822.96x = 13,556.02 × 5,346.88
  4. Step 4: Simplify right side
    9,822.96x = 72,482,317.70
  5. Step 5: Solve for x
    x = 72,482,317.70/9,822.96
  6. Step 6: Final answer
    x = 7,378.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.